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-rw-r--r--src/array.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/src/array.c b/src/array.c
index 981da7afb..d65a99cc4 100644
--- a/src/array.c
+++ b/src/array.c
@@ -46,8 +46,7 @@ ary_new_capa(mrb_state *mrb, int capa)
}
a = (struct RArray*)mrb_obj_alloc(mrb, MRB_TT_ARRAY, mrb->array_class);
- a->ptr = mrb_malloc(mrb, blen);
- memset(a->ptr, 0, blen);
+ a->ptr = mrb_calloc(mrb, blen, 1);
a->aux.capa = capa;
a->len = 0;
@@ -566,9 +565,11 @@ mrb_ary_set(mrb_state *mrb, mrb_value ary, mrb_int n, mrb_value val) /* rb_ary_s
ary_modify(mrb, a);
/* range check */
- if (n < 0) n += a->len;
if (n < 0) {
- mrb_raise(mrb, E_INDEX_ERROR, "index %ld out of array", n - a->len);
+ n += a->len;
+ if (n < 0) {
+ mrb_raise(mrb, E_INDEX_ERROR, "index %ld out of array", n - a->len);
+ }
}
if (a->len <= (int)n) {
if (a->aux.capa <= (int)n)
@@ -592,9 +593,11 @@ mrb_ary_splice(mrb_state *mrb, mrb_value ary, mrb_int head, mrb_int len, mrb_val
ary_modify(mrb, a);
/* range check */
- if (head < 0) head += a->len;
if (head < 0) {
- mrb_raise(mrb, E_INDEX_ERROR, "index is out of array");
+ head += a->len;
+ if (head < 0) {
+ mrb_raise(mrb, E_INDEX_ERROR, "index is out of array");
+ }
}
tail = head + len;